If you want to play with dynamic scoping in Scheme, you can try my Scheme interpreter LIPS it has an option of using dynamic scope. On the link there is REPL where you can switch to dynamic scoping. Note that in Scheme you don't need to use funcall to execute a function because there is only one namespace not like in CL.
I've been working on an r7rs scheme implemented in WebAssembly
2 projects | reddit.com/r/scheme | 2 Jan 2022
I Love Arch, But GNU Guix Is My New Distro
1 project | reddit.com/r/lisp | 19 Nov 2021
Where to find a list of all R7RS procedures and macros?
1 project | reddit.com/r/scheme | 2 Nov 2021
Looking for a dynamically scoped Lisp
1 project | reddit.com/r/lisp | 28 Oct 2021
Using CBOR binary format to represent compiled code
1 project | reddit.com/r/ProgrammingLanguages | 20 Aug 2021